A.J. Allmendinger advances to Xfinity finale with Vegas win

(Photo credit: Mark J. Rebilas-Imagn Images)
LAS VEGAS -- It was the first NASCAR Xfinity Series trophy of the season for A.J. Allmendinger, but the timing was on point, his playoff win in the Ambetter Health 302 at Las Vegas Motor Speedway on Saturday punching his ticket into next month's season-finale championship race.

The 42-year old Californian held off a hard-charging Ryan Sieg by a mere .156-second to claim his 18